tpm_buf_append

Name:tpm_buf_append

Proto:static inline void tpm_buf_append(struct tpm_buf *buf, const unsigned char *new_data, unsigned int new_len)

Type:void

Parameter:

Type	Parameter	Name
struct tpm_buf *	buf
const unsigned char *	new_data
unsigned int	new_len

355

356

len = tpm_buf_length(buf)

359

If flags & TPM_BUF_OVERFLOW Then Return

362

If len + new_len > PAGE_SIZE Then

363

WARN(1, "tpm_buf: overflow\n")

364

flags |= TPM_BUF_OVERFLOW

365

Return

368

memcpy( & data[len], new_data, new_len)

369

length = cpu_to_be32(len + new_len)

**Caller**
Name	Describe
osap	Create an object specific authorisation protocol (OSAP) session
tpm_seal	Have the TPM seal(encrypt) the trusted key, possibly based on* Platform Configuration Registers (PCRs). AUTH1 for sealing key.
tpm_unseal	se the AUTH2_COMMAND form of unseal, to authorize both key and blob
tpm2_buf_append_auth	pm_buf_append_auth() - append TPMS_AUTH_COMMAND to the buffer
tpm2_seal_trusted	pm2_seal_trusted() - seal the payload of a trusted key@chip: TPM chip to use@payload: the key data in clear and encrypted form@options: authentication values and other options Return: < 0 on error and 0 on success.
tpm2_load_cmd	pm2_load_cmd() - execute a TPM2_Load command@chip: TPM chip to use@payload: the key data in clear and encrypted form@options: authentication values and other options@blob_handle: returned blob handle* Return: 0 on success.

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